Scale the mighty 5,833-foot (1,778-meter) peak of Cerro Colorado on a thrilling full-day hike from San Martin de Los Andes. With a maximum of 12 people, enjoy personal attention from your expert guide, who points out the unique plants and rock formations of the now-extinct volcano as you wind your way to the top. After a moderate hike, arrive at the summit and tuck into your packed lunch (not provided) with magnificent views of the surrounding Andes, Lácar and Lolog lakes, and the Chile-Argentina border.